Behavioral task
behavioral1
Sample
2024-06-03_eb875b905e2c0be1e8834ba6f5549b68_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-03_eb875b905e2c0be1e8834ba6f5549b68_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-03_eb875b905e2c0be1e8834ba6f5549b68_cryptolocker
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Size
53KB
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MD5
eb875b905e2c0be1e8834ba6f5549b68
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SHA1
a1e528942cae1b503579f3eefeb21bbe32f72aad
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SHA256
546f21828b7ccb06e2ba198f02c71b2c96da2f9c79c47265439d071a2f9206c8
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SHA512
a9a9e179fad1f6bae6105af17f2d2178508aa4bef819fc72240dd1e1247fe6ee6a9e742a33523e02263a9ddc7a04dc1327ca4fe787dfdc312ccde9e9bcdd6174
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOk/K:z6QFElP6n+gKmddpMOtEvwDpj31ik/K
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-03_eb875b905e2c0be1e8834ba6f5549b68_cryptolocker
Files
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2024-06-03_eb875b905e2c0be1e8834ba6f5549b68_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE